| http://www.w3.org/ns/prov#value | - While median BNP levels were significantly different between each group, there was a large degree of overlap (median BNP levels [??SD], 675 ?? 450 pg/mL for dyspnea due to CHF, 346 ?? 390 pg/mL for dyspnea not due to CHF in patients with known left ventricular dysfunction, and 110 ?? 225 pg/mL for dyspnea due to noncardiac causes).
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